NEW YORK - A New York federal judge on Sept. 17 certified a class of stockholders who claim that their share values dropped because Wyeth failed to disclose that its Pristiq menopause drug had serious cardiovascular and liver adverse effects (City of Livonia Employees' Retirement System v. Wyeth, et al., No. 1:07-10329, S.D. N.Y.). View related prior history, 2010 U.S. Dist. LEXIS 107729.